Title

Does the speed of a ping pong ball effect its trajectory?

Problem Scenario

Curius to see if object hits the scenario.

Broad Question

i want to learn how ping pong ball bounces.

Specific Question

ping pong ball.

Hypothesis

the ping pong ball will bounce higher in the shorter tube than the longer tubes because, there is more space to go between the tube and the table.

Graph of Hypothesis

Variables

Independent Variable:

changing the height of tubes

Dependent Variable:

measuring height of bounce

Variables That Need To Be Controlled:

Vocabulary List That Needs Explanation

Controlled, manipulated experiment

What is your experimental unit?

ping pong ball, tubes, height

Number Of Trials:

15-20

Number Of Subjects In Each trial:

ball 1 to each trial

Number of Observations:

15-20

When data will be collected

when i finish my wiki

Where will data be collected?:

first on paper then in my science notebook

Comparative Study

Number Of Comparison Categories:

height

Number of Comparison Samples:

15-20

Number Of Observation In Each Sample:

2

When data will be collected

when i finish my wiki

Where will data be collected?:

science notebook